Granted Patent
Utility
US 6,505,567 · App. 09/994,121
Oxygen fired circulating fluidized bed steam generator
Inventors:
David K. Anderson, Greg N. Liljedahl, John Marion
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Nov 26, 2001
Inventors
David K. Anderson
Greg N. Liljedahl
John Marion
Assignee (at issue)
ALSTOM (Switzerland) Ltd
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.